Cheapest one-way flights from Portland to London in January from $233

Best time to book flights for Portland (PDX) to London (LGW) flights at AirHint

AirHint found the following cheapest one-way flights from Portland (PDX) to London (LGW) in January 2025 (see full year).

One-Way flights

14 Jan Alaska Airlines
24 Jan Alaska Airlines
17 Jan Alaska Airlines
26 Jan Alaska Airlines
06 Jan Frontier Airlines
07 Jan Spirit Airlines
25 Jan Spirit Airlines
10 Jan Spirit Airlines
05 Jan Frontier Airlines

Also check the deals for return flights from Portland to London in January.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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